diff --git a/apps/api/src/core/config.py b/apps/api/src/core/config.py
index 7913ea31..dcd0afbc 100644
--- a/apps/api/src/core/config.py
+++ b/apps/api/src/core/config.py
@@ -62,6 +62,28 @@ class Settings(BaseSettings):
         description="Phase 24: True=新 AIRouter 路由, False=舊 openclaw.py fallback chain",
     )
 
+    # ==========================================================================
+    # aider-watch v2 integration (2026-04-20 ADR-091)
+    # 整合 Mac aider CLI 監控進 awoooi 飛輪（events → incident → ai_router feedback）
+    # 回滾：kubectl set env deployment/awoooi-api USE_AIDER_FEEDBACK=false
+    # ==========================================================================
+    AIDER_WEBHOOK_SECRET: str = Field(
+        default="",
+        description="HMAC secret for /api/v1/aider/events webhook verification",
+    )
+    AIDER_EVENTS_STREAM_KEY: str = Field(
+        default="signals:aider:events",
+        description="Redis stream key for aider event ingestion",
+    )
+    AIDER_PATTERN_EXTRACT_INTERVAL_HOURS: float = Field(
+        default=24.0,
+        description="Aider event pattern extraction interval (future use)",
+    )
+    USE_AIDER_FEEDBACK: bool = Field(
+        default=False,
+        description="Phase 24 A8: True=ai_router.route() 讀 aider 成功率調權重, False=不讀（預設）",
+    )
+
     # Phase 22: OpenClaw + Nemotron 協作 (ADR-044)
     # 2026-03-31 Claude Code: 統帥批准實作
     #
diff --git a/apps/api/src/main.py b/apps/api/src/main.py
index c4b3f0c5..37f86e1c 100644
--- a/apps/api/src/main.py
+++ b/apps/api/src/main.py
@@ -34,6 +34,7 @@ from sentry_sdk.integrations.starlette import StarletteIntegration
 
 from src.api.v1 import agents as agents_v1  # Phase 9.5: Agent Teams API
 from src.api.v1 import ai as ai_v1
+from src.api.v1 import aider_events as aider_events_v1  # aider-watch v2 ADR-091
 from src.api.v1 import ai_slo as ai_slo_v1  # Phase 6 ADR-087: AI SLO 自我治理
 from src.api.v1 import aiops_kpi as aiops_kpi_v1  # ADR-090 § Phase 7 KPI Dashboard
 from src.api.v1 import approvals as approvals_v1
@@ -411,6 +412,15 @@ async def lifespan(_app: FastAPI) -> AsyncGenerator[None, None]:
     except Exception as e:
         logger.warning("compliance_scanner_loop_schedule_failed", error=str(e))
 
+    # aider-watch v2 processor (2026-04-20 ADR-091)
+    # 消費 signals:aider:events stream → 建 incident + 寫 aider_events 表
+    try:
+        from src.workers.aider_event_processor import run_aider_event_processor_loop
+        logger.info("aider_event_processor: starting Redis stream consumer")
+        asyncio.create_task(run_aider_event_processor_loop())
+    except Exception as e:
+        logger.warning("aider_event_processor_schedule_failed", error=str(e))
+
     # ADR-090 § Coverage Evaluator (2026-04-19 ogt + Claude Opus 4.7 Asia/Taipei)
     # 每 1h 把 asset_coverage_snapshot 從 'unknown' 升級成 green/yellow/red
     # 依據: Prometheus targets / alert_rule_catalog labels / knowledge_entries 覆蓋
@@ -692,6 +702,11 @@ app.include_router(timeline_v1.router, prefix="/api/v1", tags=["Timeline"])
 app.include_router(audit_logs_v1.router, prefix="/api/v1", tags=["Audit Logs"])
 # 2026-04-09 Claude Sonnet 4.6: alert_operation_log 查詢 API (Sprint 5.2)
 app.include_router(alert_operation_logs_v1.router, prefix="/api/v1", tags=["Alert Operation Logs"])
+app.include_router(
+    aider_events_v1.router,
+    prefix="/api/v1",
+    tags=["Aider Watch"],
+)  # aider-watch v2 ADR-091
 app.include_router(
     telegram_v1.router, prefix="/api/v1", tags=["Telegram Gateway"]
 )  # Phase 5.4